Beginner Issues: Install/Run NPM about skill-sample-nodejs-adventure-game HOT 2 OPEN

change the directory to "interactive-adventure-game-tool" after clonning

git clone https://github.com/alexa/interactive-adventure-game-tool.git
cd interactive-adventure-game-tool
npm install

from skill-sample-nodejs-adventure-game.

Hello, I'm also having real trouble in getting the tool to open up. Any help would be much appreciated!

-> npm start

[email protected] start /Users/pebblesandprincess/interactive-adventure-game-tool
node node_modules/gulp/bin/gulp.js

/Users/pebblesandprincess/interactive-adventure-game-tool/node_modules/require-dir/index.js:97
if (!require.extensions.hasOwnProperty(ext)) {
^

TypeError: require.extensions.hasOwnProperty is not a function
at requireDir (/Users/pebblesandprincess/interactive-adventure-game-tool/node_modules/require-dir/index.js:97:37)
at Object. (/Users/pebblesandprincess/interactive-adventure-game-tool/gulpfile.js:1:85)
at Module._compile (module.js:635:30)
at Object.Module._extensions..js (module.js:646:10)
at Module.load (module.js:554:32)
at tryModuleLoad (module.js:497:12)
at Function.Module._load (module.js:489:3)
at Module.require (module.js:579:17)
at require (internal/module.js:11:18)
at Liftoff.handleArguments (/Users/pebblesandprincess/interactive-adventure-game-tool/node_modules/gulp/bin/gulp.js:116:3)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] start: node node_modules/gulp/bin/gulp.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR! /Users/pebblesandprincess/.npm/_logs/2017-12-28T08_15_54_362Z-debug.log
PebblesesssiMac:interactive-adventure-game-tool pebblesandprincess$

from skill-sample-nodejs-adventure-game.